Hindustan Media Ventures Software Engineer Interview Questions and Answers

Q1. - MVVM & Clean Architecture - Protocol Oriented Programming and other iOS Basics - AVFoundation, AVPlayer, DRM (Digital Right Management) - Offline Playback - Live Streaming (Linear Streaming) - Core Data...read more
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Q1. Scenario Based System Design like - Design the homepage of Zee5 - Design Player of infinite feeds
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Ecommerce platform coding test

Q1. Related to technology.
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Q2. Prepare for standard coding pattern
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Q3. We are using many technologies and languages so we need a full stack developer
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Q4. Prepare for ASP.NET and oops
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Q5. ReactJS, AWS, SQL, other database
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Q1. Logical and team-building questions.
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1 hour Hacker Rank Platform Medium To Hard Level Problems are there.

Q1. DSA,OOPS,DBMS One coding Problem on Arrays
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Q1. Discussion On Projects And Some DSA Topics Like Stacks,Queues Problems
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Medium level questions , 1 hr

Q1. Medium level, technical knowledge test
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Q1. Very low level system design
Ans. 
Design a low-level system for a software engineer interview.
• Start by understanding the requirements and constraints of the system.

• Identify the components and their interactions.

• Consider the data structures and algorithms needed.

• Think about performance, scalability, and fault tolerance.

• Document the design and discuss trade-offs.
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It was a 90 minute coding test, involving 3 problems:
1-Given points on a 2d plane, you can delete one point, what is the minimum maximum distance you can have?
2-LFU Cache
3-Given an array with elements 0,1, your task is to find number of ways to divide this array into contiguous chunks so that each chunk has only one 1 in it.

Q1. How do you avoid method overriding?
Ans. 
To avoid method overriding, make the method final or private.
• Declare the method as final to prevent it from being overridden in subclasses.

• Declare the method as private to hide it from subclasses.

• Use the @Override annotation to ensure that a method is actually overriding a superclass method.
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Q2. What is the 'finalize' keyword for?
Ans. 
The 'finalize' keyword is used in Java to perform cleanup operations before an object is garbage collected.
• The 'finalize' method is called by the garbage collector before reclaiming an object's memory.

• It can be used to release resources like closing files or sockets.

• It is not recommended to rely on 'finalize' for resource cleanup as it is not guaranteed to be called.
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DSA Hackerrank assessment

Q1. DSA questions - Tree, Binary Search
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Q2. 2sum various approaches
Ans. 
The 2sum problem involves finding two numbers in an array that add up to a given target.
• One approach is to use a hash table to store the complement of each number as we iterate through the array.

• Another approach is to sort the array and use two pointers, one starting from the beginning and the other from the end, to find the pair.

• If the array is sorted, we can also use binary search to find the complement of each numbe
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Dsa question about maps

Q1. Design robotic restaurant
Ans. 
Robotic restaurant design for automated food preparation and delivery
• Implement robotic arms for cooking and food preparation

• Utilize conveyor belts for transporting dishes to customers

• Incorporate automated order taking and payment systems

• Design a user-friendly interface for customers to place orders and customize meals

• Ensure efficient cleaning and maintenance processes for the robots
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Q2. How to achieve fault tolerance
Ans. 
Achieve fault tolerance by implementing redundancy, monitoring systems, and graceful degradation.
• Implement redundancy by having backup systems in place to take over in case of failure

• Monitor systems continuously to detect faults and address them proactively

• Use graceful degradation to ensure that the system remains functional even if certain components fail
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Design coupon system based on reqs

Q1. Brute force algo
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Q2. Cdn type questions
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Q1. How nodejs works internally?
Ans. 
Node.js is a runtime environment that executes JavaScript code outside of a web browser.
• Node.js uses the V8 JavaScript engine from Google Chrome to execute code.

• It is built on the event-driven, non-blocking I/O model, making it lightweight and efficient.

• Node.js uses a single-threaded event loop to handle multiple concurrent connections.

• It has a built-in module system that allows developers to easily add functionality t
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Q2. Std input output questions of js
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